Ключевые слова: 15, 3d, abstract, answer, art, artwork, business, button, call, center, chatting, client, collage, communication, composite, connection, consultation, contact, contemporary, conversation, creative, customer, design, dial, effect, hand, handset, help, helpline, hold, illustration, job, line, listen, metaphor, montage, operator, pinup, receive, retro, ring, roaming, service, support, talk, telecommunication, telephone, visual, work, worker,